CSI: Crime Scene Investigation 19 Down (Season 9, Episode 9)
TV-14
TV Episode | 55 min | Crime, Drama, Mystery

CSI: Crime Scene Investigation

19 Down (Season 9, Episode 9)

TV-14

TV Episode | 55 min | Crime, Drama, Mystery

When a new murder leads to a connection with an infamous serial killer, Grissom secretly joins the class of well-known criminal pathologist Dr. Raymond Langston to gain access to the killer and get a crack in the case.

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Cast	+ Add Cast
31 cast members

Name	Known for
William Petersen CSI Dr. Gil Grissom CSI Dr. Gil Grissom See fewer	CSI: Crime Scene Investigation (2000)
Marg Helgenberger CSI Catherine Willows CSI Catherine Willows See fewer	CSI: Crime Scene Investigation (2000)
George Eads CSI Nick Stokes CSI Nick Stokes See fewer	CSI: Crime Scene Investigation (2000)
Eric Szmanda CSI Greg Sanders CSI Greg Sanders See fewer	CSI: Crime Scene Investigation - Season 15: All Dolled Up (2015)
Robert David Hall Chief ME Dr. Al Robbins Chief ME Dr. Al Robbins See fewer	CSI: Crime Scene Investigation (2000)
Wallace Langham David Hodges David Hodges See fewer	Perry Mason (2020)
Lauren Lee Smith CSI Riley Adams CSI Riley Adams See fewer	Mutant X (2001)
Paul Guilfoyle Captain Jim Brass Captain Jim Brass See fewer	L.A. Confidential (1997)
Laurence Fishburne CSI Dr. Ray Langston CSI Dr. Ray Langston See fewer	The Matrix (1999)
David Berman David Phillips David Phillips See fewer	CSI: Crime Scene Investigation (2000)
Liz Vassey Wendy Simms Wendy Simms See fewer	The Tick (2001)
Alex Carter Detective Vartann Detective Vartann See fewer	The Island (2005)
Jimmi Simpson Thomas Thomas See fewer	Dark Matter (2024)
Maury Sterling Detective Ken Martz Detective Ken Martz See fewer	Coherence (2013)
Matt O'Leary Dan Forester Dan Forester See fewer	Frailty (2001)
Richard Gilliland Mr. Steiner Mr. Steiner See fewer	Airplane II: The Sequel (1982)
Caroline Aaron Mrs. Steiner Mrs. Steiner See fewer	21 Jump Street (2012)
Archie Kao AV Tech Archie Johnson AV Tech Archie Johnson See fewer	CSI: Crime Scene Investigation (2000)
Sheeri Rappaport Mandy Webster Mandy Webster See fewer	NYPD Blue (1993)
Larry Sullivan Officer Andy Akers Officer Andy Akers See fewer	Will & Grace (1998)
Bill Irwin Nate Haskell Nate Haskell See fewer	Rachel Getting Married (2008)
Todd Giebenhain Donny Donny See fewer	Raising Hope (2010)
Stephen Sowan Richie Richie See fewer	Parts Per Billion (2014)
Brad Carter Gerald Tolliver Gerald Tolliver See fewer	Yellowstone (2018)
Aimee Deshayes Silvia (as Aimée DeShayes) Silvia (as Aimée DeShayes) See fewer	CSI: Crime Scene Investigation (2000)
David H. Lawrence XVII Car Wash Manager Car Wash Manager See fewer	Heroes (II) (2006)
Roy Vongtama Student #1 Student #1 See fewer	The Bucket List (2007)
James Aldridge Jimmy (uncredited) Jimmy (uncredited) See fewer	CSI: Crime Scene Investigation (2000)
Paramore Themselves (uncredited) Themselves (uncredited) See fewer	Twilight (I) (2008)
Matthew Woodward Scott Pherell (uncredited) Scott Pherell (uncredited) See fewer	30 Days to Say Goodbye (2017)
Evis Xheneti Student #2 (uncredited) Student #2 (uncredited) See fewer	The O.C. (2003)